IsoGrego

Find the top n Gregorian chants most similar to a given one, sorted by cosine TF-IDF similarity of the GABC files.

Last sync with GregoBase: 2025-12-19. Max GregoBase ID: 20393.

🎩 tip: "How to compute the similarity between two text documents?" StackOverflow question. Originally inspired by "examples of same setting, different texts?" MusicaSacra forum thread. See the source code on GitHub.

See, e.g.: 1961 Solesmes Liber Usualis

Click on the chant name to expand/contract the collapsible. Click the chant image to open it up in GregoBase. Click the 🔍 to find similarities to the given chant.

  1. 🔍 100% Loquebantur (All.)Loquebantur (All.)
  2. 🔍 56% LoquebanturLoquebantur
  3. 🔍 51% LoquebanturLoquebantur
  4. 🔍 31% Ascendens Christus (R. Br. Tonus Solemnis)Ascendens Christus (R. Br. Tonus Solemnis)
  5. 🔍 30% Angelus Domini nuntiavit (Resp. Br. tonus solemnis T.P.)Angelus Domini nuntiavit (Resp. Br. tonus solemnis T.P.)
  6. 🔍 30% Os justiOs justi
  7. 🔍 30% Surrexit Dominus vere (Resp. Br. tonus solemnis)Surrexit Dominus vere (Resp. Br. tonus solemnis)
  8. 🔍 27% Surrexit Dominus de sepulcro (Resp. Br. tonus solemnis)Surrexit Dominus de sepulcro (Resp. Br. tonus solemnis)
  9. 🔍 27% Notum fecitNotum fecit
  10. 🔍 27% Spiritus Domini replevitSpiritus Domini replevit
  11. 🔍 26% Ave Maria (R. Br. Tonus Solemnis)Ave Maria (R. Br. Tonus Solemnis)
  12. 🔍 26% Iustus germinabit (Tempore paschali)Iustus germinabit (Tempore paschali)
  13. 🔍 26% Spiritus ParaclitusSpiritus Paraclitus
  14. 🔍 26% Verbum caro factum est (In Annuntiatione, Tempore paschali)Verbum caro factum est (In Annuntiatione, Tempore paschali)
  15. 🔍 25% Assumpta estAssumpta est
  16. 🔍 25% Germinavit Radix Iesse (Tempore paschali)Germinavit Radix Iesse (Tempore paschali)
  17. 🔍 25% Ascendens Christus in altumAscendens Christus in altum
  18. 🔍 25% Invocavi Dominum (In Tempore Paschali)Invocavi Dominum (In Tempore Paschali)
  19. 🔍 24% Locus isteLocus iste
  20. 🔍 24% In hoc cognoviIn hoc cognovi
  21. 🔍 24% Educas panem de terraEducas panem de terra
  22. 🔍 24% Redemisti nos Domine (Resp Br)Redemisti nos Domine (Resp Br)
  23. 🔍 24% Ave Maria (R. Br. Tonus Solemnis T.P.)Ave Maria (R. Br. Tonus Solemnis T.P.)
  24. 🔍 24% Verbum caro factum estVerbum caro factum est
  25. 🔍 23% Cibavit illos. ICibavit illos. I
  26. 🔍 23% Constituit eumConstituit eum
  27. 🔍 23% Verbum Caro [R.Br.Tonus Solemnis]Verbum Caro [R.Br.Tonus Solemnis]
  28. 🔍 23% Omnes de SabaOmnes de Saba
  29. 🔍 23% Ascendente JesuAscendente Jesu
  30. 🔍 23% De excelsoDe excelso
  31. 🔍 23% Ascendente JesuAscendente Jesu
  32. 🔍 23% Benedicamus Patrem et FiliumBenedicamus Patrem et Filium
  33. 🔍 22% Ascendit fumusAscendit fumus
  34. 🔍 22% Ave MariaAve Maria
  35. 🔍 22% LoquebanturLoquebantur
  36. 🔍 22% Afferte DominoAfferte Domino
  37. 🔍 22% Invocavi DominumInvocavi Dominum
  38. 🔍 22% Sancte Pater Benedicte (Tonus Solemnis T.P.)Sancte Pater Benedicte (Tonus Solemnis T.P.)
  39. 🔍 22% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  40. 🔍 22% In columbae specie (Resp. Br. tonus solemnis)In columbae specie (Resp. Br. tonus solemnis)
  41. 🔍 22% Christus dilexit nos (tonus solemnis)Christus dilexit nos (tonus solemnis)
  42. 🔍 22% Angelus Domini nuntiavit (Resp. Br. tonus solemnis)Angelus Domini nuntiavit (Resp. Br. tonus solemnis)
  43. 🔍 21% LoquebanturLoquebantur
  44. 🔍 21% Hodie scietisHodie scietis
  45. 🔍 21% Benedicamus Patrem et FiliumBenedicamus Patrem et Filium
  46. 🔍 21% Hodie scietisHodie scietis
  47. 🔍 21% Posuisti Domine (All.)Posuisti Domine (All.)
  48. 🔍 21% Benedicamus Patrem et FiliumBenedicamus Patrem et Filium
  49. 🔍 21% Iustus germinabitIustus germinabit
  50. 🔍 21% Panem caeliPanem caeli
  51. 🔍 21% Hodie scietisHodie scietis
  52. 🔍 21% Iustus germinabitIustus germinabit
  53. 🔍 21% Tollite jugum meumTollite jugum meum
  54. 🔍 20% Hodie Maria VirgoHodie Maria Virgo
  55. 🔍 20% Magnus Dominus et laudabilisMagnus Dominus et laudabilis
  56. 🔍 20% Adorabunt eumAdorabunt eum
  57. 🔍 20% Laetamini cum Jerusalem (All.)Laetamini cum Jerusalem (All.)
  58. 🔍 20% Beati qui habitantBeati qui habitant
  59. 🔍 20% Verbum caro factum est (In Annuntiatione)Verbum caro factum est (In Annuntiatione)
  60. 🔍 20% Sancti tui Domine gloriamSancti tui Domine gloriam
  61. 🔍 20% Germinavit Radix IesseGerminavit Radix Iesse
  62. 🔍 20% Maria Virgo exaltata estMaria Virgo exaltata est
  63. 🔍 20% Peccantem mePeccantem me
  64. 🔍 19% Tua est magnificentiaTua est magnificentia
  65. 🔍 19% LoquebanturLoquebantur